Finding the Fourth Proportional to 16,493.31, 22,764.96 and 9,423.90

Step by Step Solution

1. Step 1: Write the proportion equation
   16,493.31 : 22,764.96 = 9,423.90 : x
2. Step 2: Convert to fraction form
   16,493.31/22,764.96 = 9,423.90/x
3. Step 3: Cross multiply
   16,493.31x = 22,764.96 × 9,423.90
4. Step 4: Simplify right side
   16,493.31x = 214,534,706.54
5. Step 5: Solve for x
   x = 214,534,706.54/16,493.31
6. Step 6: Final answer
   x = 13,007.38